[Mem0] Update docs and improve readability (#1727)

docs/components/llms/models/aws_bedrock.mdx

@@ -1,3 +1,7 @@
+---
+title: AWS Bedrock
+---
+
 ### Setup
 - Before using the AWS Bedrock LLM, make sure you have the appropriate model access from [Bedrock Console](https://us-east-1.console.aws.amazon.com/bedrock/home?region=us-east-1#/modelaccess).
 - You will also need to authenticate the `boto3` client by using a method in the [AWS documentation](https://boto3.amazonaws.com/v1/documentation/api/latest/guide/credentials.html#configuring-credentials)

docs/components/llms/models/azure_openai.mdx

@@ -1,3 +1,7 @@
+---
+title: Azure OpenAI
+---
+
 To use Azure OpenAI models, you have to set the `AZURE_OPENAI_API_KEY`, `AZURE_OPENAI_ENDPOINT`, and `OPENAI_API_VERSION` environment variables. You can obtain the Azure API key from the [Azure](https://azure.microsoft.com/).
 
 ## Usage

docs/components/llms/models/google_AI.mdx

@@ -1,3 +1,7 @@
+---
+title: Google AI
+---
+
 To use Google AI model, you have to set the `GOOGLE_API_KEY` environment variable. You can obtain the Google API key from the [Google Maker Suite](https://makersuite.google.com/app/apikey)
 
 ## Usage

docs/components/llms/models/mistral_AI.mdx

@@ -1,3 +1,7 @@
+---
+title: Mistral AI
+---
+
 To use mistral's models, please Obtain the Mistral AI api key from their [console](https://console.mistral.ai/). Set the `MISTRAL_API_KEY` environment variable to use the model as given below in the example.
 
 ## Usage

docs/components/llms/models/openai.mdx

@@ -1,3 +1,7 @@
+---
+title: OpenAI
+---
+
 To use OpenAI LLM models, you have to set the `OPENAI_API_KEY` environment variable. You can obtain the OpenAI API key from the [OpenAI Platform](https://platform.openai.com/account/api-keys).
 
 ## Usage

docs/components/llms/overview.mdx

@@ -11,3 +11,16 @@ To use a llm, you must provide a configuration to customize its usage. If no con
 For a comprehensive list of available parameters for llm configuration, please refer to [Config](./config).
 
 To view all supported llms, visit the [Supported LLMs](./models).
+
+<CardGroup cols={4}>
+  <Card title="OpenAI" href="/components/llms/models/openai"></Card>
+    <Card title="Ollama" href="/components/llms/models/ollama"></Card>
+    <Card title="Azure OpenAI" href="/components/llms/models/azure_openai"></Card>
+    <Card title="Anthropic" href="/components/llms/models/anthropic"></Card>
+    <Card title="Together" href="/components/llms/models/together"></Card>
+    <Card title="Groq" href="/components/llms/models/groq"></Card>
+    <Card title="Litellm" href="/components/llms/models/litellm"></Card>
+    <Card title="Mistral AI" href="/components/llms/models/mistral_ai"></Card>
+    <Card title="Google AI" href="/components/llms/models/google_ai"></Card>
+    <Card title="AWS bedrock" href="/components/llms/models/aws_bedrock"></Card>
+</CardGroup>